LexDanaLexDanabeta
Inventor

Akihiko Fujiwara

Inventor
Kanagawa, JP

Overview

66→
Patents
1999–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 66 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Jprimary
H02JElectric power networks10%
G06FElectric digital data processing8%
H04NPictorial communication, e.g. television7%
H04WWireless communication networks6%
G01SRadio direction-finding5%
A61KPreparations for medical, dental or toiletry purposes4%
H04LTransmission of digital information, e.g. telegraphic communication4%
Y10TTechnical subjects covered by former us classification4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%
C08LCompositions of macromolecular compounds3%
PatentTitleYear
10,839,774Content providing apparatus and computer program202010,830,862Position measuring system including a server and a plurality of beacons202010,732,912Image forming apparatus for printing an image according to one of document types used in a predetermined service202010,728,871Evaluation apparatus and method202010,680,237Active material-exfoliated graphite composite, negative electrode material for lithium ion secondary battery, and lithium ion secondary battery202010,658,126Capacitor electrode material, method for producing same, and electric double layer capacitor202010,634,758Positioning apparatus and positioning method202010,506,364Positioning device and program201910,499,198Positioning device and positioning system201910,412,908Hydroponic system201910,318,989Information providing method and system using signage device201910,257,659Positioning device and positioning system201910,247,198Compressor housing201910,038,970Information processing apparatus, positioning system and method for positioning a communication device201810,036,798Positioning apparatus and positioning method201810,025,777User interface screen creation supporting system20189,942,164Mobile information terminal and program thereof20189,927,781'Management of a graphical user interface to be displayed on a display of an image forming apparatus'20189,820,092'Information processing apparatus, positioning system and method for positioning a communication device'20179,711,786'Fine particle-exfoliated graphite composite, negative electrode material for lithium ion secondary battery, and methods for producing the same, and lithium ion secondary battery'20179,386,168'Printed media reuse determination apparatus and media reuse determination program'20169,025,210'Document management apparatus'20158,717,633'Printed image erasing system'20148,693,035'Data processing apparatus and data processing method for performing predetermined process at a different processing node'20148,679,240'Allergen inhibitor, allergen-inhibiting product, allergen inhibiting method, and use as allergen inhibitor'20148,454,735'Allergen inhibitor, allergen-inhibiting product, allergen inhibition method, and use as allergen inhibitor'20138,444,961'RNA virus infection inhibitor, method for inhibition of infection by RNA virus, RNA virus infection-inhibiting product, and use as RNA virus infection inhibitor'20138,436,119'Allergen suppressor, allergen-suppression processed fiber and method of producing the same'20138,404,793'Allergen suppressor, allergen-suppression processed fiber and method of producing the same'20138,230,365'Document management system, document management method and document management program'20128,189,920'Image processing system, image processing method, and image processing program'20127,839,530'Program distribution from a program distribution source to an image forming apparatus'20107,778,953'Document management apparatus and document management method'20107,772,805'Charge/discharge protection circuit utilizing a charger connection recovery circuit that cycles a discharge control transistor on and off while a battery is over-discharged during charging'20107,754,803'Resin composition'20107,746,497'System and method for data processing'20107,728,556'Semiconductor device for protecting rechargeable battery'20107,682,691'Resin composition of layered silicate'20107,495,418'Semiconductor apparatus for charging capacitors'20097,475,336'Document information processing apparatus and document information processing program'20097,446,575'Capacitor charging methods and apparatuses that use a secure parallel monitoring circuit'20087,436,538'Dispersed input and output system'20087,386,794'Apparatus and method for performing the management of operation history'20087,333,226'Program distribution from a program distribution source to an image forming apparatus'20087,268,898'System and method for data processing'20077,242,498'Job executing system and job executing method'20077,236,346'Semiconductor apparatus and method of charging desired number of capacitors'20077,227,407'Integration and terminal arrangement of parallel monitor circuits'20077,078,914'Parallel monitor circuit and semiconductor apparatus'20067,047,492'Document management system'20067,034,580'Capacitor charging methods and apparatuses that use a secure parallel monitoring circuit'20066,994,913'Thermoplastic elastomer, use thereof, and process for producing the same'20066,967,732'Image reading apparatus'20056,812,673'Charge/discharge protection apparatus having a charge-state overcurrent detector, and battery pack including the same, and mobile electronic system'20046,795,210'Image reading apparatus'20046,778,288'Image capturing system'20046,768,289'Charge/discharge protection circuit with latch circuit for protecting a charge control FET from overheating in a portable device'20046,643,028'Method for storing image of original and image processing apparatus'20036,579,952'Polyesterurethane elastomers and process for their production'20036,563,292'Charge/discharge protection circuit with latch circuit for protecting a charge control FET from overheating'20036,501,248'Charge/discharge protection apparatus having a charge-state overcurrent detector, and battery pack including the same'20026,389,227'Lens-fitted film unit'20026,316,915'Charge/discharge protection circuit and battery pack having the charge/discharge protection circuit'20016,144,248'Reference voltage generating circuit having a temperature characteristic correction circuit providing low temperature sensitivity to a reference voltage'20005,936,384'Charge and discharge protection circuit and battery pack with high withstand voltage'19995,858,971'Cyclic peptide and method of making same by culturing a strain of actinomyces S. nobilis'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2010Patents assigned to RICOH KK (14)· patent assignee history
1999–2020Patents assigned to SEKISUI CHEMICAL CO LTD (13)· patent assignee history
1999–2010Based in Tokyo, JP· patent location history
1999–2020Based in Osaka, JP· patent location history
2003–2020Patents assigned to TOSHIBA TEC KK (35)· patent assignee history
2003–2018Patents assigned to TOSHIBA KK (15)· patent assignee history
2003–2010Based in Yokohama, JP· patent location history
2006–2020Based in Kanagawa, JP· patent location history
2012–2014Patents assigned to FUJIWARA AKIHIKO (7)· patent assignee history
2017–2020Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA TEC KK352003–2020
TOSHIBA KK152003–2018
RICOH KK141999–2010
SEKISUI CHEMICAL CO LTD131999–2020
FUJIWARA AKIHIKOself72012–2014
Locations
LocationPatentsSpan
Kanagawa, JP192006–2020
Yokohama, JP122003–2010
Tokyo, JP111999–2010
Kawasaki, JP82017–2020
Osaka, JP71999–2020